Angry professor Hackerrank solution in c

#include<stdio.h>

#include<stdlib.h>

#include<assert.h>

#include<math.h>

int main()

{

int n;

scanf("%d",&n);

for(int i=1;i<=n;i++)

{

int c=0;

int t;

int k;

scanf("%d %d",&t,&k);

int a[t];

for(int j=0;j<t;j++)

{

scanf("%d",&a[j]);

if(a[j]<=0)

c++;

}

if(c>=k)

printf("NO\n");

else

printf("YES\n");

}

return 0;

}